Tom Hanson (CBS News)

Across New Jersey, the sense of unease is growing.

Across New Jersey, the sense of unease is growing.

Olivia DiMatteo is a businesswoman in Morris County who says the drone sightings have been happening for weeks. Have you seen them yourself?

Olivia DiMatteo is a businesswoman in Morris County who says the drone sightings have been happening for weeks. Have you seen them yourself?

Some of the devices she claims are the size of small cars. The state's governor, Phil Murphy, says there's no concern over public safety. One New Jersey congressman, Jeff Van Drew, made waves Wednesday when he stated that sources with high-level security clearance told him the drones were coming from what he called an Iranian mothership offshore.

Some of the devices she claims are the size of small cars. The state's governor, Phil Murphy, says there's no concern over public safety. One New Jersey congressman, Jeff Van Drew, made waves Wednesday when he stated that sources with high-level security clearance told him the drones were coming from what he called an Iranian mothership offshore.

So I'm hearing concerns, but do you have any concrete evidence that these drones are in fact coming from Iran? The evidence that I have comes from individuals who have expressed their concern in me, who are highly placed. The Pentagon has directly pushed back on those claims.

So I'm hearing concerns, but do you have any concrete evidence that these drones are in fact coming from Iran? The evidence that I have comes from individuals who have expressed their concern in me, who are highly placed. The Pentagon has directly pushed back on those claims.

And while law enforcement works to track down the source of the drones, there have been reports of sightings in the Philadelphia and New York City areas. For CBS Mornings, I'm Tom Hanson in Mendham, New Jersey.

And while law enforcement works to track down the source of the drones, there have been reports of sightings in the Philadelphia and New York City areas. For CBS Mornings, I'm Tom Hanson in Mendham, New Jersey.

Nearly four months after fierce protests over the Israel Hamas war gripped Columbia University and backlash by students, faculty, and lawmakers alike over her testimony on Capitol Hill,

Nearly four months after fierce protests over the Israel Hamas war gripped Columbia University and backlash by students, faculty, and lawmakers alike over her testimony on Capitol Hill,

The school's president, Manoush Shafiq, stepped down Wednesday, just one year into the role. In her resignation letter, Shafiq cited the turbulent period, saying it had been, quote, a period of turmoil where it has been difficult to overcome divergent views across our community. Columbia University's encampment was the epicenter of pro-Palestinian protests across college campuses last spring.

The school's president, Manoush Shafiq, stepped down Wednesday, just one year into the role. In her resignation letter, Shafiq cited the turbulent period, saying it had been, quote, a period of turmoil where it has been difficult to overcome divergent views across our community. Columbia University's encampment was the epicenter of pro-Palestinian protests across college campuses last spring.

At times, those demonstrations took a violent turn and resulted in mass arrests after Shafiq twice called in the NYPD to dismantle the tent city. And culminating with hundreds of police officers moving in to clear out protesters that occupied a campus building.

At times, those demonstrations took a violent turn and resulted in mass arrests after Shafiq twice called in the NYPD to dismantle the tent city. And culminating with hundreds of police officers moving in to clear out protesters that occupied a campus building.

Shafiq's actions prompted criticism, not just from pro-Palestinian students, but also Jewish students who said they lived in fear on campus.

Shafiq's actions prompted criticism, not just from pro-Palestinian students, but also Jewish students who said they lived in fear on campus.

resulting in calls for her to step down, including from lawmakers who visited Columbia during the protests.

resulting in calls for her to step down, including from lawmakers who visited Columbia during the protests.

Republican House Speaker Mike Johnson, in a social media post last night, wrote, Jewish students at Columbia beginning this school year should breathe a sigh of relief. For CBS Mornings, I'm Tom Hanson.

Republican House Speaker Mike Johnson, in a social media post last night, wrote, Jewish students at Columbia beginning this school year should breathe a sigh of relief. For CBS Mornings, I'm Tom Hanson.

Nearly four months after fierce protests over the Israel Hamas war gripped Columbia University and backlash by students, faculty, and lawmakers alike over her testimony on Capitol Hill,

The school's president, Manoush Shafiq, stepped down Wednesday, just one year into the role. In her resignation letter, Shafiq cited the turbulent period, saying it had been, quote, a period of turmoil where it has been difficult to overcome divergent views across our community. Columbia University's encampment was the epicenter of pro-Palestinian protests across college campuses last spring.

At times, those demonstrations took a violent turn and resulted in mass arrests after Shafiq twice called in the NYPD to dismantle the tent city. And culminating with hundreds of police officers moving in to clear out protesters that occupied a campus building.

Shafiq's actions prompted criticism, not just from pro-Palestinian students, but also Jewish students who said they lived in fear on campus.

resulting in calls for her to step down, including from lawmakers who visited Columbia during the protests.

Republican House Speaker Mike Johnson, in a social media post last night, wrote, Jewish students at Columbia beginning this school year should breathe a sigh of relief. For CBS Mornings, I'm Tom Hanson.